400691004

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{1321}}^1$

素因数の和:1515

約数の個数: 96

約数和(自身を含む): 1122917376

約数和(自身を除く): 722226372

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 138, 157, 161, 276, 314, 322, 471, 483, 628, 644, 942, 966, 1099, 1321, 1884, 1932, 2198, 2642, 3297, 3611, 3963, 4396, 5284, 6594, 7222, 7926, 9247, 10833, 13188, 14444, 15852, 18494, 21666, 25277, 27741, 30383, 36988, 43332, 50554, 55482, 60766, 75831, 91149, 101108, 110964, 121532, 151662, 182298, 207397, 212681, 303324, 364596, 414794, 425362, 622191, 638043, 829588, 850724, 1244382, 1276086, 1451779, 2488764, 2552172, 2903558, 4355337, 4770131, 5807116, 8710674, 9540262, 14310393, 17421348, 19080524, 28620786, 33390917, 57241572, 66781834, 100172751, 133563668, 200345502, 400691004]

約数ペア:

[(1, 400691004), (2, 200345502), (3, 133563668), (4, 100172751), (6, 66781834), (7, 57241572), (12, 33390917), (14, 28620786), (21, 19080524), (23, 17421348), (28, 14310393), (42, 9540262), (46, 8710674), (69, 5807116), (84, 4770131), (92, 4355337), (138, 2903558), (157, 2552172), (161, 2488764), (276, 1451779), (314, 1276086), (322, 1244382), (471, 850724), (483, 829588), (628, 638043), (644, 622191), (942, 425362), (966, 414794), (1099, 364596), (1321, 303324), (1884, 212681), (1932, 207397), (2198, 182298), (2642, 151662), (3297, 121532), (3611, 110964), (3963, 101108), (4396, 91149), (5284, 75831), (6594, 60766), (7222, 55482), (7926, 50554), (9247, 43332), (10833, 36988), (13188, 30383), (14444, 27741), (15852, 25277), (18494, 21666)]